CN101483382A - Optical power for electronic circuits using a single photovoltaic component - Google Patents
Optical power for electronic circuits using a single photovoltaic component Download PDFInfo
- Publication number
- CN101483382A CN101483382A CNA2008101865662A CN200810186566A CN101483382A CN 101483382 A CN101483382 A CN 101483382A CN A2008101865662 A CNA2008101865662 A CN A2008101865662A CN 200810186566 A CN200810186566 A CN 200810186566A CN 101483382 A CN101483382 A CN 101483382A
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- voltage
- photovoltaic element
- light
- circuit
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- 230000003287 optical effect Effects 0.000 title claims abstract description 27
- 238000004891 communication Methods 0.000 claims description 12
- 230000001939 inductive effect Effects 0.000 claims description 10
- 239000002828 fuel tank Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 3
- 240000004246 Agave americana Species 0.000 description 2
- 235000008754 Agave americana Nutrition 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/02016—Circuit arrangements of general character for the devices
- H01L31/02019—Circuit arrangements of general character for the devices for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/02021—Circuit arrangements of general character for the devices for devices characterised by at least one potential jump barrier or surface barrier for solar cells
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/806—Arrangements for feeding power
- H04B10/807—Optical power feeding, i.e. transmitting power using an optical signal
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Sustainable Energy (AREA)
- Signal Processing (AREA)
- Photovoltaic Devices (AREA)
- Dc-Dc Converters (AREA)
- Optical Communication System (AREA)
- Light Receiving Elements (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
Optical power uses light to run remote, isolated circuits without metallic wires. An optical power system may include a single photovoltaic component that supplies a first voltage in response to impingement of light on the photovoltaic component. A voltage booster receives the first voltage from the photovoltaic component and supplies a second voltage signal at a second voltage that is greater than the first voltage. The optical power system may be integrated with a sensor that is powered by the second voltage from the voltage booster. The photovoltaic component may be an inexpensive light emitting diode.
Description
Technical field
The application relates to the field that luminous power is provided, and relates in particular to the field that luminous power is provided to electronic component.
Background technology
Luminous power moves buffer circuit at a distance with light, does not need plain conductor that electrical power is provided.As everyone knows, in response to the irradiate light photodiode, the conventional photovoltaic power converter that uses a plurality of photodiodes that are connected in series to form provides luminous power to circuit.What for example, the JDSU company in this city of California Mil Pitta made can be to the photovoltaic power transducer of power electronics.Because it is circuit supply that single silicon photoelectric diode can not produce enough big voltage (about 0.7 volt), so can use the photodiode of series connection.Traditional transducer is expensive parts, and has only place seldom to make.
The example application of luminous power is that the transducer in fuel tank provides power, and its advantage is can reduce by the use of eliminating plain conductor the hidden danger of fuel tank blast, still powers to the transducer of monitoring fuel tank situation such as pressure simultaneously.In another example, it helps weight reduction by the use of eliminating plain conductor.But, as mentioned above,, use luminous power to cause cost to improve owing to, need provide conventional converters with a plurality of photodiodes for the transducer in fuel tank or other circuit provide enough voltage.
Therefore, need provide a kind of system, it has the advantage of luminous power, the cost performance height.
Summary of the invention
According to system described herein, optical power system comprises that the response irradiate light provides the single photovoltaic component of first voltage.Voltage booster is connected to photovoltaic element, receives first voltage from photovoltaic element, and produces second voltage greater than first voltage.Photovoltaic element can be the light-emitting diode that comprises that optical fiber connects.Voltage booster can be charge-pump type DC/DC boost converter and/or inductive type DC/DC boost converter.Inductive type DC/DC boost converter can rerun a period of time after first voltage cuts off.First voltage can be less than 3 volts, and second voltage is greater than 3 volts.Voltage booster can comprise numeral output, and its indication is radiated at the state of the light on the photovoltaic element.
Further according to system described herein, sensing system comprises that the response irradiate light provides the single photovoltaic component of first voltage.Voltage booster is connected to photovoltaic element, and it receives first voltage from photovoltaic element, and second voltage greater than first voltage is provided.Circuit can be connected to voltage booster, and it receives second voltage, and wherein second voltage is enough to described circuit supply.
Photovoltaic element can be a light-emitting diode.Described circuit can be a transducer, as the fuel tank pressure transducer.Described circuit can comprise communication system, and communication system can be discerned light modulating signal.Photovoltaic element, voltage booster and described circuit can be placed in the shell.Light can offer photovoltaic element by the optical fiber connection.Voltage booster can be charge-pump type DC/DC boost converter and/or inductive type DC/DC boost converter.Inductive type DC/DC boost converter can move a period of time after first voltage cuts off.First voltage can be less than 3 volts, and second voltage is greater than 3 volts, and wherein said circuit requirement provides the voltage at least about 3 volts.
Further according to system described herein, comprise the fixed single photovoltaic element to accept irradiate light with optical mode to the method for circuit supply, wherein the irradiation of photovoltaic element response light provides first voltage.Voltage booster can be connected to photovoltaic element, and wherein voltage booster receives first voltage and second voltage greater than first voltage is provided.Circuit can be connected to voltage booster, and wherein circuit is by second power voltage supply.Photovoltaic element can be a light-emitting diode.Circuit can be the fuel tank transducer.The modulation irradiation light with circuit communication.
Description of drawings
System embodiment is described with reference to the drawings, wherein:
Fig. 1 is the schematic diagram according to the optical power system of said system embodiment.
Fig. 2 is the schematic diagram according to the optical power system of said another system embodiment.
Fig. 3 is the schematic diagram according to the sensing system of said system embodiment, and it comprises optical power system and transducer and/or other circuit.
Embodiment
With reference to the accompanying drawings, accompanying drawing comprises the part of this specification and represents the exemplary embodiment of described system.Should be appreciated that in some cases the each side of system is that principle ground is represented or process is exaggerative or changes, thereby is convenient to understand native system.
In the embodiment of described system, light-emitting diode (LED) and DC/DC voltage booster can be used for optical power system, substitute traditional electric pressure converter.LED and DC/DC voltage booster element are the finished product elements that generally can obtain.LED can be used for luminous usually, also can be used to produce electrical power in the time of still in being exposed to light, and still it can produce higher voltage (for example, being a bit larger tham 1 volt) to be similar to photodiode.Known circuit can respond the photovoltaic voltage that irradiate light is utilized LED, and as optical sensor, it can be used for being connected with system described herein.Though the voltage from LED still is not enough to most of circuit supply, enough be used to make the operation of DC/DC voltage booster, for example the DC/DC voltage booster is generally used for improving the voltage of monomer solar cell.
Fig. 1 is the schematic diagram according to the optical power system 100 of said system embodiment.Shown in LED100 be connected to DC/DC voltage booster 120.In response to bright light exposure LED, LED110 is to the V of voltage booster 120
INEnd provides voltage.For example, LED can be to V
INEnd provides and is a bit larger tham 1 volt voltage.In an embodiment, select the HFBR-14xx series that LED can produce from the Agilent technology company of Santa Clara, as comprise the HFBR-1414 type element that optical fiber connects.Voltage booster 120 is at V
INTermination is received the input voltage from LED, and at V
OUTEnd provides the voltage of increase.For example, voltage booster 120 can provide 3.3 volts output voltage, and this voltage is enough to circuit supply.For example, the output voltage from stepup transformer 120 is enough to the transducer power supply, as the pressure sensor in the fuel tank.Can also replace pressure sensor with the transducer of other types, as capacitance sensor, temperature sensor, sonac and electric resistance sensor, it can be used to measure the height, volume, density, flow, pollution etc. of fuel.
In an embodiment, voltage booster 120 can be voltage stabilizing charge pump DC/DC boost converter of buying from this Linear Technology company of California Mil's Pitta, for example LTC1502-3.3 type element.Voltage booster 120 suitably operation needs external capacitive, and as five external capacitive 122a-122e, it is connected to V
IN, V
OUT, Cl
+, C1
-, C3
+, C3
-With the C2 end, as shown in Figure 1.In different embodiment, the scope of electric capacity is at 1 μ F-10 μ F.
Fig. 2 is the schematic diagram according to the optical power system 200 of said another system embodiment.Shown in LED 210 be connected to DC/DC voltage booster 220.In response to bright light exposure LED, LED 210 is to the V of voltage booster 220
INProvide voltage, the LED 110 that LED 210 can be similar in this discussion.For example, LED can be to V
INEnd provides and is a bit larger tham 1 volt voltage.Voltage booster 220 can be the inductive type voltage booster, and it is than charge pump DC shown in Figure 1/dc voltage stepup transformer efficient height.Voltage booster 220 is at V
INTermination is received input voltage, and at V
OUTEnd provides output voltage, output voltage to be enough to the circuit supply as transducer.In an embodiment, voltage booster 220 is micropower synchronous boost DC/DC transducers, and it can obtain from this Linear Technology company of California Mil's Pitta, as exports the LTC3525L-3 type element of 3 volts of voltages.Voltage booster 220 can comprise the outer member that is used to make its suitable operation, comprises electric capacity 222a, 222b and inductance 222c, as shown in Figure 2.As shown in the figure, inductance 222c is connected across V
INBetween end and switch (SW) input.Voltage booster 220 can also comprise closing control (SHDN) end, and it can be used to open or shutoff voltage stepup transformer 220.
In an embodiment, voltage booster 220 comprises the delay start parts, and it allows to increase intake before voltage booster is opened.Because the inductive type stepup transformer needs bigger starting current, may occur in the startup postponing.In addition, but the light short time close and the not power of interrupt voltage stepup transformer 220 output.The light modulation can be used for and the transducer or other circuit communications that are powered, as described in this further discussion.Voltage booster 220 can comprise the numeral output of indication light state.
Fig. 3 is the schematic diagram according to the sensing system 300 of said system embodiment, and it comprises optical power system 305 and transducer 330 and/or other circuit.Optical power system 305 can comprise operation and said element 110,210,120,220 similar LED310 and voltage boosters 320.Optical power system 305 can be connected to transducer 330, and optical power system 305 and transducer 330 can be placed in the shell 302.The shell 302 of sensing system 300 can provide the optical path 304 that allows LED310 to receive light.The connection that is used for the light communication link can be integrated with LED 310.The modulation light can be used for communicating by letter with transducer 330.Therefore, transducer 330 can comprise the communication system of discerning light modulating signal.Other communication systems also can be used for being connected with said system, and these systems comprise for example radio communication, and wherein transducer 330 receives the signal of wireless transmission and/or the signal that wireless transmission comprises sensing data.
Other elements also can be used for system described herein, comprise the LED of other types and/or the photovoltaic element of non-LED, and these elements can produce the voltage of the voltage booster element that is enough to move DC/DC transducer and/or other types.For example, can use gallium arsenic photodiode.
Consider specification disclosed herein and embodiment, other embodiment of the present invention are apparent to those skilled in the art.Specification and example should only be considered as exemplary, and true scope of the present invention and spirit are as claimed in claim.
Claims (25)
1, optical power system comprises:
The response irradiate light provides the single photovoltaic component of first voltage;
Be connected to the voltage booster of photovoltaic element, this voltage booster receives from first voltage of photovoltaic element and produces second voltage greater than first voltage.
2, optical power system according to claim 1, wherein photovoltaic element is a light-emitting diode.
3, optical power system according to claim 2, wherein light-emitting diode comprises that optical fiber connects.
4, optical power system according to claim 1, wherein voltage booster is a charge-pump type DC/DC boost converter.
5, optical power system according to claim 1, wherein voltage booster is an inductive type DC/DC boost converter.
6, optical power system according to claim 5, wherein inductive type DC/DC boost converter moves a period of time after first voltage cuts off.
7, optical power system according to claim 1, wherein first voltage is less than 3 volts, and second voltage is greater than 3 volts.
8, optical power system according to claim 1, wherein voltage booster comprises numeral output, this numeral output indication is radiated at the state of the light on the photovoltaic element.
9, sensing system comprises:
The response irradiate light provides the single photovoltaic component of first voltage;
Be connected to the voltage booster of photovoltaic element, this voltage booster receives from first voltage of photovoltaic element and second voltage greater than first voltage is provided;
Be connected to the circuit of voltage booster, this circuit receives second voltage, and wherein second voltage is enough to described circuit supply.
10, sensing system according to claim 9, wherein photovoltaic element is a light-emitting diode.
11, sensing system according to claim 9, wherein said circuit is a transducer.
12, sensing system according to claim 11, wherein said transducer are the fuel tank pressure transducers.
13, sensing system according to claim 9, wherein said circuit comprises communication system.
14, sensing system according to claim 13, wherein communication system identification light modulated communications signal.
15, sensing system according to claim 9 further comprises:
Shell, wherein photovoltaic element, voltage booster and described circuit all are placed in this shell.
16, sensing system according to claim 9, wherein light offers photovoltaic element by the optical fiber connection.
17, sensing system according to claim 9, wherein voltage booster is a charge-pump type DC/DC boost converter.
18, sensing system according to claim 9, wherein voltage booster is an inductive type DC/DC boost converter.
19, sensing system according to claim 18, wherein inductive type DC/DC boost converter moves a period of time after first voltage cuts off.
20, sensing system according to claim 9, wherein first voltage is less than 3 volts, and second voltage is greater than 3 volts, and wherein said circuit requirement provides the voltage at least about 3 volts.
21, sensing system according to claim 9, wherein voltage booster comprises numeral output, this numeral output indication is radiated at the state of the light on the photovoltaic element.
22, with the method for optical mode, comprising to circuit supply:
The fixed single photovoltaic element is to accept irradiate light, and wherein the irradiation of photovoltaic element response light provides first voltage;
Voltage booster is connected to photovoltaic element, and wherein voltage booster receives first voltage and second voltage greater than first voltage is provided;
Circuit is connected to voltage booster, and wherein said circuit is by second power voltage supply.
23, method according to claim 22, wherein photovoltaic element is a light-emitting diode.
24, method according to claim 22, wherein said circuit are the fuel tank transducers.
25, method according to claim 22 further comprises:
The modulation irradiation light with described circuit communication.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/005,468 | 2007-12-26 | ||
| US12/005,468 US7638750B2 (en) | 2007-12-26 | 2007-12-26 | Optical power for electronic circuits using a single photovoltaic component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101483382A true CN101483382A (en) | 2009-07-15 |
Family
ID=40637910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101865662A Pending CN101483382A (en) | 2007-12-26 | 2008-12-25 | Optical power for electronic circuits using a single photovoltaic component |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7638750B2 (en) |
| EP (1) | EP2075848A3 (en) |
| JP (2) | JP2009158960A (en) |
| CN (1) | CN101483382A (en) |
| BR (1) | BRPI0805643A2 (en) |
| CA (1) | CA2645392C (en) |
| RU (1) | RU2431915C2 (en) |
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| CN104242476A (en) * | 2013-06-07 | 2014-12-24 | 鸿富锦精密工业（深圳）有限公司 | Power distribution system |
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| FR2986603A1 (en) * | 2012-02-02 | 2013-08-09 | Led4Life | Illuminated signaling marker for use in e.g. car to produce illumination to other vehicle drivers during emergency situation, has cavity arranged such that flow forms directional flow according to secant plane with axis and passes by stud |
| JP5930214B2 (en) * | 2013-08-19 | 2016-06-08 | 株式会社豊田中央研究所 | Photoelectric conversion element |
| US9490912B2 (en) | 2013-10-31 | 2016-11-08 | Elwha Llc | Systems and methods for transmitting routable optical energy packets |
| WO2017059079A1 (en) * | 2015-09-29 | 2017-04-06 | Semprius, Inc. | Miniaturized devices for combined optical power conversion and data transmission |
| US10418501B2 (en) | 2015-10-02 | 2019-09-17 | X-Celeprint Limited | Wafer-integrated, ultra-low profile concentrated photovoltaics (CPV) for space applications |
| RU2615017C1 (en) * | 2015-12-17 | 2017-04-03 | Федеральное государственное бюджетное учреждение науки Институт радиотехники и электроники им. В.А. Котельникова Российской академии наук | Optical power system of electronic devices |
| US10598537B2 (en) | 2015-12-17 | 2020-03-24 | Simmonds Precision Products, Inc. | Systems and methods for liquid level detection with optoelectronic interfaced dual thermistor bead sensor |
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2007
- 2007-12-26 US US12/005,468 patent/US7638750B2/en active Active
-
2008
- 2008-11-27 CA CA2645392A patent/CA2645392C/en not_active Expired - Fee Related
- 2008-12-05 EP EP08170876A patent/EP2075848A3/en not_active Withdrawn
- 2008-12-24 JP JP2008327744A patent/JP2009158960A/en active Pending
- 2008-12-24 BR BRPI0805643-9A patent/BRPI0805643A2/en not_active Application Discontinuation
- 2008-12-25 CN CNA2008101865662A patent/CN101483382A/en active Pending
- 2008-12-25 RU RU2008151862/28A patent/RU2431915C2/en not_active IP Right Cessation
-
2012
- 2012-06-25 JP JP2012141780A patent/JP2012235686A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102884424A (en) * | 2010-02-26 | 2013-01-16 | 迪奥尼克斯公司 | Analytic device with photovoltaic power source |
| CN104242476A (en) * | 2013-06-07 | 2014-12-24 | 鸿富锦精密工业（深圳）有限公司 | Power distribution system |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2431915C2 (en) | 2011-10-20 |
| EP2075848A3 (en) | 2011-05-11 |
| CA2645392C (en) | 2015-03-10 |
| EP2075848A2 (en) | 2009-07-01 |
| BRPI0805643A2 (en) | 2010-09-14 |
| JP2009158960A (en) | 2009-07-16 |
| JP2012235686A (en) | 2012-11-29 |
| US7638750B2 (en) | 2009-12-29 |
| US20090166509A1 (en) | 2009-07-02 |
| RU2008151862A (en) | 2010-06-27 |
| CA2645392A1 (en) | 2009-06-26 |
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Application publication date: 20090715 |